ReBin Pro - AI-Powered Waste Sorting Application

ReBin Pro is a comprehensive AI-powered waste sorting application that helps users make environmentally conscious decisions about waste disposal. The application combines computer vision, machine learning, and real-time data to provide accurate sorting guidance and track environmental impact.

🌟 Features

Core Functionality

• AI-Powered Image Recognition: Upload or capture photos of waste items for instant classification
• Local Policy Integration: Get sorting guidance based on your ZIP code's specific recycling policies
• Real-time Processing: Fast image analysis with Cloudflare Workers for optimal performance
• Environmental Impact Tracking: Monitor your CO₂ savings and environmental contribution

Community Features

• Leaderboards: Compete with other users and track your ranking across different time periods and categories
• Challenges: Participate in community challenges to increase engagement and earn rewards
• Achievements: Earn badges and points for sustainable actions with a comprehensive achievement system
• Real-time Updates: Live statistics and community activity feeds with real-time notifications
• Social Engagement: Connect with other users, share achievements, and participate in community events

User Experience

• Progressive Web App (PWA): Install on mobile devices for offline functionality
• Responsive Design: Optimized for desktop, tablet, and mobile devices
• Accessibility: WCAG 2.1 AA compliant interface
• Multi-language Support: Internationalization ready

Advanced Features

• Offline Mode: Core functionality works without internet connection
• Push Notifications: Stay updated on challenges and achievements
• Analytics Dashboard: Comprehensive insights into your recycling habits
• Social Sharing: Share your environmental impact with friends

🏗️ Architecture

Frontend (React/TypeScript)

• Framework: React 18 with TypeScript
• Styling: TailwindCSS with custom components
• State Management: React Query for server state, Zustand for client state
• Real-time: Supabase real-time subscriptions
• PWA: Service Worker with offline capabilities

Backend (FastAPI/Python)

• Framework: FastAPI with async/await patterns
• Database: Supabase (PostgreSQL) with real-time capabilities
• AI Integration: OpenRouter/Gemini for reasoning, YOLOv8 for computer vision
• Authentication: Supabase Auth with social providers
• API Documentation: Auto-generated OpenAPI/Swagger docs

Edge Layer (Cloudflare Workers)

• Image Processing: Canvas API for image optimization
• Caching: KV storage for policies and user sessions
• Rate Limiting: Per-user request throttling
• Analytics: Event tracking and performance monitoring

Infrastructure

• Containerization: Docker with multi-stage builds
• Monitoring: Prometheus, Grafana, and custom metrics
• CI/CD: GitHub Actions with automated testing
• Security: Rate limiting, input validation, and audit logging

🚀 Quick Start

Prerequisites

• Node.js 18+ and npm/yarn
• Python 3.11+
• Docker and Docker Compose
• Supabase account
• Cloudflare account (for Workers)

Environment Setup

1. Clone the repository

   git clone https://github.com/your-org/rebin-pro.git
   cd rebin-pro

2. Set up environment variables

   # Backend
   cp backend/.env.example backend/.env
   # Edit backend/.env with your configuration
   
   # Frontend
   cp frontend/.env.example frontend/.env.local
   # Edit frontend/.env.local with your configuration

3. Database setup

   # Run database migrations
   cd database
   python migrate.py

4. Start development servers

   # Using Docker Compose (recommended)
   docker-compose up -d
   
   # Or manually
   # Backend
   cd backend
   pip install -r requirements.txt
   uvicorn main:app --reload --port 8000
   
   # Frontend
   cd frontend
   npm install
   npm run dev

5. Access the application

   • Frontend: http://localhost:5173
   • Backend API: http://localhost:8000
   • API Documentation: http://localhost:8000/docs

🧪 Testing

Running Tests

# Run all tests
npm run test

# Run tests in watch mode
npm run test:watch

# Run tests with coverage
npm run test:coverage

# Run community features tests
npm run test:community

# Run specific test suites
npm run test:ui          # UI component tests
npm run test:auth        # Authentication tests
npm run test:security    # Security tests

Test Coverage

The project includes comprehensive test coverage for:

• Community Features: Challenge system, leaderboards, achievements, notifications
• UI Components: All reusable components with accessibility testing
• Authentication: Login, registration, and security features
• API Endpoints: Backend route testing and validation
• Security: XSS protection, CSRF tokens, rate limiting
• Integration: End-to-end workflow testing

Test Structure

frontend/src/test/
├── components/
│   ├── auth/           # Authentication component tests
│   ├── community/      # Community feature tests
│   ├── ui/            # UI component tests
│   └── navigation/    # Navigation component tests
├── lib/               # Library and utility tests
└── setup.ts          # Test configuration

📊 Database Schema

Core Tables

• users: User accounts and profiles
• sort_events: Individual waste sorting events
• policies: Local recycling policies by ZIP code
• user_preferences: User customization settings

Community Features

• achievements: User achievements and badges with progress tracking
• challenges: Community challenges and competitions with real-time updates
• challenge_participants: User participation tracking and progress monitoring
• leaderboard: Materialized view for performance with caching
• user_preferences: User customization and notification settings
• analytics_events: Detailed user behavior and engagement tracking

Analytics

• user_sessions: Session tracking for analytics
• analytics_events: Detailed user behavior tracking
• feedback: User feedback on sorting decisions

🔧 API Documentation

Authentication Endpoints

• POST /auth/register - User registration
• POST /auth/login - User login
• POST /auth/logout - User logout
• GET /auth/profile - Get user profile

Core Functionality

• POST /infer - Image analysis and item detection
• POST /explain - Get sorting explanations and eco tips
• POST /event - Log sorting events
• POST /chatbot - Generate conversational explanations

User Management

• GET /users/profile/{user_id} - Get user profile
• PUT /users/profile/{user_id} - Update user profile
• GET /users/preferences/{user_id} - Get user preferences
• PUT /users/preferences/{user_id} - Update user preferences
• GET /users/stats/{user_id} - Get user statistics
• GET /users/achievements/{user_id} - Get user achievements

Analytics

• GET /analytics/trends - Get recycling trends and patterns
• GET /analytics/impact - Calculate environmental impact
• GET /analytics/leaderboard - Get leaderboard data
• GET /analytics/recent-activity - Get recent activity
• POST /analytics/track-event - Track analytics events

Community Features

• GET /users/challenges - Get available challenges with filtering
• POST /users/challenges/{challenge_id}/join - Join a challenge
• GET /users/achievements/{user_id} - Get user achievements and progress
• GET /analytics/leaderboard - Get leaderboard data with rankings
• GET /analytics/trends - Get recycling trends and community statistics
• GET /analytics/impact - Calculate environmental impact metrics
• POST /analytics/track-event - Track user engagement events

🧪 Testing

Running Tests

# Backend tests
cd backend
pytest tests/ -v

# Frontend tests
cd frontend
npm test

# Integration tests
docker-compose -f docker-compose.test.yml up --abort-on-container-exit

# E2E tests
npm run test:e2e

Test Coverage

• Unit Tests: 90%+ coverage for core business logic
• Integration Tests: API endpoints and database operations
• E2E Tests: Complete user workflows
• Performance Tests: Load testing with k6

🚀 Deployment

Production Deployment

1. Build and push Docker images

   docker build -t rebin-pro/backend:latest ./backend
   docker build -t rebin-pro/frontend:latest ./frontend

2. Deploy to production

   # Using Docker Compose
   docker-compose -f docker-compose.prod.yml up -d
   
   # Or using Kubernetes
   kubectl apply -f k8s/

3. Set up monitoring

   # Start monitoring stack
   docker-compose -f docker-compose.monitoring.yml up -d

Environment Variables

Backend (.env)

ENVIRONMENT=production
SUPABASE_URL=your_supabase_url
SUPABASE_SERVICE_ROLE_KEY=your_service_role_key
OPENROUTER_API_KEY=your_openrouter_key
ELEVENLABS_API_KEY=your_elevenlabs_key
FRONTEND_ORIGIN=https://your-domain.com

Frontend (.env.local)

VITE_SUPABASE_URL=your_supabase_url
VITE_SUPABASE_ANON_KEY=your_anon_key
VITE_API_URL=https://api.your-domain.com
VITE_CLOUDFLARE_WORKER_URL=https://your-worker.your-subdomain.workers.dev

📈 Monitoring and Observability

Metrics

• Application Metrics: Request rates, response times, error rates
• Business Metrics: Sort events, user engagement, environmental impact
• Infrastructure Metrics: CPU, memory, disk usage
• Custom Metrics: AI model performance, cache hit rates

Dashboards

• Grafana: Real-time monitoring dashboards
• Prometheus: Metrics collection and alerting
• Custom Analytics: User behavior and engagement tracking

Alerting

• API Response Time: Alert if > 200ms for 95th percentile
• Error Rate: Alert if > 1% error rate
• Database Performance: Alert on slow queries
• User Engagement: Alert on significant drops in activity

🔒 Security

Security Measures

• Rate Limiting: Per-user and per-IP request throttling
• Input Validation: Comprehensive validation and sanitization
• Authentication: JWT tokens with refresh mechanism
• Authorization: Row-level security in Supabase
• Audit Logging: Complete audit trail for all operations
• CORS: Proper cross-origin resource sharing configuration

Security Best Practices

• Environment Variables: Sensitive data in environment variables only
• Dependency Scanning: Regular security audits of dependencies
• Code Scanning: Static analysis for security vulnerabilities
• Penetration Testing: Regular security assessments

🤝 Contributing

Development Workflow

1. Fork the repository
2. Create a feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

Code Standards

• TypeScript: Strict typing, no any types
• Python: Type hints, async/await patterns, proper error handling
• Testing: Unit tests for all new features
• Documentation: Update documentation for API changes
• Linting: ESLint for frontend, Black/flake8 for backend

Pull Request Guidelines

• Include tests for new functionality
• Update documentation as needed
• Ensure all tests pass
• Follow the existing code style
• Include a clear description of changes

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🙏 Acknowledgments

• Supabase for the backend-as-a-service platform
• Cloudflare for edge computing and CDN services
• OpenRouter for AI model access
• ElevenLabs for text-to-speech capabilities
• YOLOv8 for computer vision capabilities

📞 Support

• Documentation: docs.rebin-pro.com
• Issues: GitHub Issues
• Discussions: GitHub Discussions
• Email: support@rebin-pro.com

🗺️ Roadmap

Phase 1 (Current)

• ✅ Core waste sorting functionality
• ✅ User authentication and profiles
• ✅ Comprehensive community features (leaderboards, challenges, achievements)
• ✅ Real-time notifications and updates
• ✅ Advanced analytics and reporting
• ✅ PWA capabilities with offline support
• ✅ Comprehensive test coverage

Phase 2 (Q2 2024)

• 🔄 Advanced AI models for better accuracy
• 🔄 Multi-language support
• 🔄 Social features and sharing
• 🔄 Mobile app (React Native)

Phase 3 (Q3 2024)

• 📋 Enterprise features for businesses
• 📋 API for third-party integrations
• 📋 Advanced analytics and reporting
• 📋 Machine learning model improvements

Phase 4 (Q4 2024)

• 📋 Global expansion with local policies
• 📋 Integration with smart waste bins
• 📋 Carbon credit marketplace
• 📋 Advanced gamification features

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ReBin Pro - Making waste sorting smarter, one item at a time. 🌱♻️